daffie
--- a/core/modules/dblog/src/Controller/DbLogController.php
+++ b/core/modules/dblog/src/Controller/DbLogController.php
  /**
   * Builds a query for database log administration filters based on session.
   *
+   * This method retrieves the session-based filters from the request and applies
+   * them to the provided query object. If no filters are present, the query is
+   * left unchanged.
+   *
   * @param \Symfony\Component\HttpFoundation\Request $request
   *   The request.
+   * @param \Drupal\Core\Database\Query\SelectInterface $query
+   *   The database query.
   *
-   * @return array|null
-   *   An associative array with keys 'where' and 'args' or NULL if there were
-   *   no filters set.
+   * @return void
--- a/core/modules/dblog/src/Controller/DbLogController.php
+++ b/core/modules/dblog/src/Controller/DbLogController.php
   * Builds a query for database log administration filters based on session.
   *
+   * This method retrieves the session-based filters from the request and applies
+   * them to the provided query object. If no filters are present, the query is
+   * left unchanged.
+   *
   * @param \Symfony\Component\HttpFoundation\Request $request
   *   The request.
+   * @param \Drupal\Core\Database\Query\SelectInterface $query
+   *   The database query.
   *
-   * @return array|null
-   *   An associative array with keys 'where' and 'args' or NULL if there were
-   *   no filters set.
+   * @return void
+   *   This method does not return any value. The query object is modified directly.
--- a/core/modules/dblog/src/Controller/DbLogController.php
+++ b/core/modules/dblog/src/Controller/DbLogController.php
-    $where = $args = [];
+    // Build the condition.
+    $condition_and = $query->getConnection()->condition('AND');
+    $condition_and_used = FALSE;
    foreach ($session_filters as $key => $filter) {
-      $filter_where = [];
+      $condition_or = $query->getConnection()->condition('OR');
+      $condition_or_used = FALSE;
      foreach ($filter as $value) {
-        $filter_where[] = $filters[$key]['where'];
-        $args[] = $value;
+        if ($key == 'severity') {
+          $value = (int) $value;
+        }
+        if (in_array($value, array_keys($filters[$key]['options']))) {
+          $condition_or->condition($filters[$key]['field'], $value);